Product Description:
Trisun Cartridge Seal is equivalent to John Crane Seal QBW double cartridge mechanical seal.
Our double cartridge seals interchangeable with following models:
John Crane: 5620, 2648, 3648, SB2, 4620P;
Burgmann: Cartex-DN
Flowserve: ISC2BB, ISC2PP
AES: CDFC, CDSA, DMSF, CDP/CDPN
Chesterton: 255, 280, S20, 225
Other brands: FAS73, FAS75, 365, Safematic SE2-A-50-QRMG.
Our Single Cartridge seals equivalent to:
John Crane: 5610, 5610Q, 5611, 5611Q, 4610, SB1, B1A, 1648, T5860
Burgmann: HRC-N, UNITEX, Cartex, TSK1, Cartex-QN, Cartex-TN
Flowserve: ISC1BX, ISC1EX, ISC1PX, D, DP, DQ, DX, DZ, QB, UC
AES: ACONII, CURC, SCUSI, SMSS, CSSN, CSS, CURE
Chesterton: 155, 156, 180, ZF, S10, 150, 170
Safematic: Safeseal SE2-AP-60-305145, SE2-A-50-QRMG for Sulzer pumps AHLSTAR APP4, APP3. 
